A.experimenting withB.experimenting onC.experimented withD.experimented on
A.experimenting with
B.experimenting on
C.experimented with
D.experimented on
A.experimenting with
B.experimenting on
C.experimented with
D.experimented on
According to the passage, dairies are ______.
A.experimenting with the use of paper bottles
B.giving up the use of glass bottles
C.increasing the use of plastic bottles
D.reusing their paper containers
【C8】
A.experimenting with
B.experimenting on
C.experimented with
D.experimented on
According to the passage, dairies are ______.
A.experimenting with the use of paper bottles
B.giving up the use of glass bottles
C.increasing the use of plastic bottles
D.re-using their paper containers
A.experimenting with the use of paper bottles
B.giving up the use of glass bottles
C.increasing the use of plastic bottles
D.re-using their paper containers
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